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DR. WALTER STUART JOHNSTON M.D.
NPI 1558312504
Surgery in Richardson, TX

Active since May 15, 2006PECOS EnrolledAccepts Medicare Assignment
3600 SHIRE BLVD STE 104, RICHARDSON, TX 75082(972) 487-6400(972) 487-1686 Get Directions Write a Review

NPPES record last updated: March 7, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 7, 2022, Mar 7, 2018 (2 updates tracked since 2018).

About Dr. Walter Stuart Johnston M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WALTER STUART JOHNSTON M.D. (NPI 1558312504) is an individual surgery provider in Richardson, Texas, licensed in Texas (J4238) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Methodist Richardson Medical Center, and is a graduate of University Of Texas Southwestern Medical School At Dallas (1992).

NPPES Registry Identity

NPI1558312504
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameDR. WALTER STUART JOHNSTONCredential: M.D.
Location Address3600 SHIRE BLVD STE 104Richardson, TX 75082-2236
Mailing Address3600 Shire Blvd Ste 104Richardson, TX 75082-2236 · (972) 487-6400 · Fax (972) 487-1686
Phone(972) 487-6400
Fax(972) 487-1686
Sole ProprietorNo
Medical School CMSUniversity Of Texas Southwestern Medical School At DallasGraduated 1992
Enumeration DateMay 15, 2006
Last NPPES UpdateMarch 7, 20222 updates tracked since enumeration
NPPES CertifiedMarch 7, 2022
✔ NPI 1558312504 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in TX · J4238
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
3600 SHIRE BLVD STE 104, Richardson, TX 75082
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Other Identifiers 2

Other88720GTX · Blue Cross Blue Shield
Medicaid125237104TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Imperial Insurance Companies, Inc. and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Walter Stuart Johnston M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5597935809
PECOS Enrollment IDI20110824000357
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
150 services76 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
102 services94 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
69 services60 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
58 services58 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
54 services36 patients
Removal of gallbladder with x-ray study of bile ducts using an endoscope 47563
This procedure, known as an endoscopic retrograde cholangiopancreatography (ERCP), involves using a flexible camera (endoscope) to examine your bile ducts. If gallstones are found, your gallbladder may be removed in a separate procedure. This helps prevent future complications.
11 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Methodist Richardson Medical Center

Acute Care Hospitals · Richardson, TX
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number450537
Location2831 E President George Bush HighwayRichardson, TX 75082 · Collin County
Emergency services Birthing friendly

Baylor Scott & White Medical Center Plano

Acute Care Hospitals · Plano, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number450890
Location4700 Alliance BoulevardPlano, TX 75093 · Collin County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75082 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$88.19 typical visit price
range $57.18 – $172.86
Typical copayment $22.04 (range $14.29 – $43.21)
Most-billed visit code 99203
Established Patient
$71.28 typical visit price
range $18.48 – $141.20
Typical copayment $17.82 (range $4.62 – $35.30)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
100%948 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LAKIESHA BOHANNON PA
Physician Assistant (Surgical)
3600 SHIRE BLVD STE 104
RICHARDSON, TX 75082
Dallas County (972) 487-6400
DR. RONALD DENNIS BAXTER JR. M.D.
Surgery
3600 SHIRE BLVD STE 104
RICHARDSON, TX 75082
Dallas County (972) 487-6400
DR. THOMAS TIEN-YAU WANG MD
Surgery
3600 SHIRE BLVD STE 104
RICHARDSON, TX 75082
Dallas County (972) 487-6400
NORTH DALLAS SURGICAL SPECIALISTS, PA
Surgery
3600 SHIRE BLVD STE 104
RICHARDSON, TX 75082
Dallas County (972) 487-6400

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Walter Johnston's NPI number?

The NPI number for Walter Johnston is 1558312504. It was assigned to this individual provider in the NPPES registry on May 15, 2006.

Where is Walter Johnston located?

Walter Johnston practices at 3600 Shire Blvd Ste 104, Richardson, TX 75082. The listed phone number is (972) 487-6400.

What is Walter Johnston's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Walter Johnston enrolled in Medicare?

Yes. Walter Johnston is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Walter Johnston accept?

Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Imperial Insurance Companies, Inc., Oscar Insurance Company and UnitedHealthcare list Walter Johnston as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Walter Johnston affiliated with any hospitals?

According to CMS data, Walter Johnston is affiliated with Methodist Richardson Medical Center and Baylor Scott & White Medical Center Plano.

When was this NPI record last updated?

The NPPES record for Walter Johnston was last updated on March 7, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.